81811212

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{9643}}^1$

素因数の和:9758

約数の個数: 48

約数和(自身を含む): 220346112

約数和(自身を除く): 138534900

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 101, 202, 303, 404, 606, 707, 1212, 1414, 2121, 2828, 4242, 8484, 9643, 19286, 28929, 38572, 57858, 67501, 115716, 135002, 202503, 270004, 405006, 810012, 973943, 1947886, 2921829, 3895772, 5843658, 6817601, 11687316, 13635202, 20452803, 27270404, 40905606, 81811212]

約数ペア:

[(1, 81811212), (2, 40905606), (3, 27270404), (4, 20452803), (6, 13635202), (7, 11687316), (12, 6817601), (14, 5843658), (21, 3895772), (28, 2921829), (42, 1947886), (84, 973943), (101, 810012), (202, 405006), (303, 270004), (404, 202503), (606, 135002), (707, 115716), (1212, 67501), (1414, 57858), (2121, 38572), (2828, 28929), (4242, 19286), (8484, 9643)]